This lonely waterfront memorial to the men of the Titanic was erected by the "Women of America."

An extensive, if one-sided, history of U.S. law enforcement's war on drugs.

Government testing at the asylum briefly explored using marijuana as a "truth serum" on Nazi prisoners of war.

An eerie, abandoned military base engulfed by nature and graffiti is now home to a local park.

The man who first patented the Ouija board rests in peace beneath a headstone that playfully reflects that achievement.

A small brick parlor house and artist's studio located in the wilderness is surrounded by imposing suburban palaces.

A historic neighborhood church is reborn as a psychedelic arts collective.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.